Posted by adam2 on Monday, March 8, 2010 at 10:03pm.
Is this supposed to say,
csc (tan^-1 √3/3) ?
if so, then we have a triangle with opposite as √3 and adjacent as 3, which by Pythagoras gives a hypotenuse of √12
then csc (tan^-1 √3/3) = √12/√3 = √4 = 2
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